DE2439703A1 - Elektrooptisches element - Google Patents

Elektrooptisches element

Info

Publication number
DE2439703A1
DE2439703A1 DE2439703A DE2439703A DE2439703A1 DE 2439703 A1 DE2439703 A1 DE 2439703A1 DE 2439703 A DE2439703 A DE 2439703A DE 2439703 A DE2439703 A DE 2439703A DE 2439703 A1 DE2439703 A1 DE 2439703A1
Authority
DE
Germany
Prior art keywords
liquid crystal
group
dielectric anisotropy
element according
nematic liquid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
DE2439703A
Other languages
German (de)
English (en)
Inventor
Hiroshi Esaki
Masakazu Fukai
Akio Moriyama
Hiroaki Takahashi
Hiroshi Tatsuta
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE2439703A1 publication Critical patent/DE2439703A1/de
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/58—Dopants or charge transfer agents
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/58—Dopants or charge transfer agents
    • C09K19/582—Electrically active dopants, e.g. charge transfer agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Substances (AREA)
DE2439703A 1973-08-20 1974-08-19 Elektrooptisches element Pending DE2439703A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP48093523A JPS5043076A (ja) 1973-08-20 1973-08-20

Publications (1)

Publication Number Publication Date
DE2439703A1 true DE2439703A1 (de) 1975-05-07

Family

ID=14084669

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2439703A Pending DE2439703A1 (de) 1973-08-20 1974-08-19 Elektrooptisches element

Country Status (5)

Country Link
US (1) US4027950A (ja)
JP (1) JPS5043076A (ja)
DE (1) DE2439703A1 (ja)
FR (1) FR2241606B1 (ja)
GB (1) GB1483512A (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4048088A (en) * 1973-08-31 1977-09-13 Dai Nippon Toryo Kabushiki Kaisha Nematic liquid crystal compositions
DE2644219A1 (de) * 1976-09-30 1978-04-06 Siemens Ag Nichtsmektische fluessigkristallmischung
DE3314654A1 (de) * 1982-04-26 1983-10-27 EPSON Corp., Suwa, Nagano Fluessigkristallanzeigezelle und fluessigkristallanzeigevorrichtung mit einer solchen
EP0139996A1 (de) * 1983-09-10 1985-05-08 MERCK PATENT GmbH Anisotrope Verbindungen und Flüssigkristallmischungen

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4145114A (en) * 1975-06-17 1979-03-20 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Pleochroic dyes
US4032470A (en) * 1975-12-22 1977-06-28 Rca Corporation Electro-optic device
CH599333A5 (ja) * 1976-05-04 1978-05-31 Bbc Brown Boveri & Cie
CH626914A5 (ja) * 1977-03-08 1981-12-15 Bbc Brown Boveri & Cie
JPS5534206A (en) * 1978-08-30 1980-03-10 Hitachi Ltd Nematic liquid crystal for display unit
JPS5594366A (en) * 1979-01-12 1980-07-17 Hitachi Ltd 4-p-alkyl benzoyloxy-pyridine oxide
DE2967129D1 (en) * 1979-05-28 1984-08-30 Merck Patent Gmbh Liquid-crystal compositions
CH645876A5 (de) * 1980-01-25 1984-10-31 Chisso Corp Halogenierte esterderivate mit positiver anisotropie und diese verbindungen enthaltende fluessigkristallmischungen.
US4399298A (en) * 1980-02-15 1983-08-16 Chisso Corporation Carboxylic acid ester derivatives of 4-fluorophenol
US5252252A (en) * 1983-09-10 1993-10-12 Merck Patent Gesellschaft Mit Beschraenkter Haftung Anisotropic compounds and liquid crystal mixtures
JPS60112741A (ja) * 1983-11-24 1985-06-19 Hitachi Ltd 液晶性化合物，液晶組成物及び液晶表示素子
JPS6351494A (ja) * 1986-08-19 1988-03-04 Fuji Photo Film Co Ltd 液晶光学素子
US5360884A (en) * 1990-08-03 1994-11-01 The Dow Chemical Company Mesogenic glycidyl amine blends
US5414125A (en) * 1990-08-03 1995-05-09 The Dow Chemical Company Diamino-alpha-alkylstilbenes
US5391651A (en) * 1990-08-03 1995-02-21 The Dow Chemical Company Curable mixtures of mesogenic epoxy resins and mesogenic polyamines and cured compositions
US5296570A (en) * 1990-08-03 1994-03-22 The Dow Chemical Company Curable mixtures of mesogenic epoxy resins and mesogenic polyamines and cured compositions
US5276184A (en) * 1990-08-03 1994-01-04 The Dow Chemical Company Sulfonamide compounds containing mesogenic moieties
US5264502A (en) * 1990-08-03 1993-11-23 The Dow Chemical Company Diamino-alpha-alkylstilbene curing agents for epoxy resins
US5362822A (en) * 1990-08-03 1994-11-08 The Dow Chemical Company Mesogenic adducts
US5262509A (en) * 1990-08-03 1993-11-16 The Dow Chemical Company Mesogenic glycidyl amines
US5268434A (en) * 1990-08-03 1993-12-07 The Dow Chemical Company Diamino-alpha-alkylstilbenes as epoxy resin curing agents

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2024269A1 (en) * 1970-05-19 1971-12-02 Merck Patent Gmbh Nematic mixtures - of low melting point, used in electronics
JPS5225398B2 (ja) * 1972-03-07 1977-07-07
JPS5245674B2 (ja) * 1972-03-15 1977-11-17
JPS48102784A (ja) * 1972-04-10 1973-12-24
JPS5229716B2 (ja) * 1972-06-07 1977-08-03
US3872140A (en) * 1972-07-03 1975-03-18 Eastman Kodak Co Liquid crystalline compositions and method
US3795436A (en) * 1972-07-05 1974-03-05 Hoffmann La Roche Nematogenic material which exhibit the kerr effect at isotropic temperatures
US3796479A (en) * 1972-07-11 1974-03-12 Hoffmann La Roche Electro-optical light-modulation cell utilizing a nematogenic material which exhibits the kerr effect at isotropic temperatures
JPS562114B2 (ja) * 1972-07-13 1981-01-17
US3815972A (en) * 1972-08-09 1974-06-11 Olivetti & Co Spa Low voltage liquid crystal display
US3960752A (en) * 1972-10-24 1976-06-01 Eastman Kodak Company Liquid crystal compositions
GB1433130A (en) * 1972-11-09 1976-04-22 Secr Defence Substituted biphenyl and polyphenyl compounds and liquid crystal materials and devices containing them
JPS49130882A (ja) * 1973-04-24 1974-12-14
DE2418703C3 (de) * 1973-04-24 1978-06-29 Dai Nippon Toryo K.K., Osaka (Japan) Nematische Flüssigkeitskristallmasse und deren Verwendung in elektrooptischen Elementen
GB1418441A (en) * 1973-04-28 1975-12-17 Merck Patent Gmbh Nematic mixtures with positive dielectric anisotropy
DE2441296C3 (de) * 1973-08-31 1978-11-02 Dai Nippon Toryo K.K., Osaka (Japan) Nematische Flüssigkristallmassen und deren Verwendung
US4137192A (en) * 1974-01-25 1979-01-30 Canon Kabushiki Kaisha Liquid crystalline composition
US3983049A (en) * 1974-05-02 1976-09-28 General Electric Company Liquid crystal compositions with positive dielectric anisotropy

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4048088A (en) * 1973-08-31 1977-09-13 Dai Nippon Toryo Kabushiki Kaisha Nematic liquid crystal compositions
DE2644219A1 (de) * 1976-09-30 1978-04-06 Siemens Ag Nichtsmektische fluessigkristallmischung
DE3314654A1 (de) * 1982-04-26 1983-10-27 EPSON Corp., Suwa, Nagano Fluessigkristallanzeigezelle und fluessigkristallanzeigevorrichtung mit einer solchen
EP0139996A1 (de) * 1983-09-10 1985-05-08 MERCK PATENT GmbH Anisotrope Verbindungen und Flüssigkristallmischungen

Also Published As

Publication number Publication date
FR2241606A1 (ja) 1975-03-21
FR2241606B1 (ja) 1979-06-15
GB1483512A (en) 1977-08-24
JPS5043076A (ja) 1975-04-18
US4027950A (en) 1977-06-07

Similar Documents

Publication Publication Date Title
DE2439703A1 (de) Elektrooptisches element
DE2502904C2 (ja)
DE2920730C2 (ja)
DE2656252C3 (de) Dotierungsmittel für nematische Flüssigkristalle und damit dotiertes Flüssigkristallmaterial
DE2418364A1 (de) Nematisches fluessiges kristallsystem fuer elektrooptische anzeigeelemente
DE3150803C2 (ja)
EP0025809A1 (de) Flüssigkristallmischung
DE2854310A1 (de) Nematisch-fluessige kristalle fuer anzeigevorrichtungen
CH640954A5 (de) Fluessigkristall-anzeigevorrichtung.
DE2348193A1 (de) Nematische kristallin-fluessige substanzen
DE3327300C2 (ja)
DE2815335C2 (ja)
DE3007259C2 (ja)
DE3420110C2 (de) Zusammensetzungen für Flüssigkristalle
DE2918000C2 (de) Nematische kristallin-flüssige Mischungen
DE3101290C2 (ja)
DE2846409A1 (de) Nematische fluessig-kristalline gemische
DE2658568A1 (de) Darstellungseinrichtung aus fluessigen kristallen
DE2456083A1 (de) Nematisches fluessigkristallgemisch
DE3419512C1 (de) Zusammensetzung fuer Fluessigkristalle
DE2934918A1 (de) Nematische fluessigkristallzusammensetzung fuer anzeigeeinrichtungen
DE3122529C2 (de) Nematische Flüssigkristallmaterialien und ihre Verwendung
DE2441296C3 (de) Nematische Flüssigkristallmassen und deren Verwendung
DE2352664C3 (de) Nematischer Flüssigkristall und seine Verwendung
DE2644219A1 (de) Nichtsmektische fluessigkristallmischung